YOU SAID:
My friend really wants to run on a tredmil and I saw somone kill a bug
INTO JAPANESE
私の友人は本当にトレッドミルで走りたいと思っています、そして私は誰かが虫を殺すのを見ました
BACK INTO ENGLISH
My friend really wants to run on a treadmill, and I saw someone killing an insect
INTO JAPANESE
私の友人は本当にトレッドミルで走りたいと思っています、そして私は誰かが昆虫を殺しているのを見ました
BACK INTO ENGLISH
My friend really wants to run on a treadmill, and I saw someone killing an insect
That didn't even make that much sense in English.